Clinch bolt



FIG. 1 is a perspective view thereof;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevation thereof; the rear is a mirror image of the front;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left-side elevation thereof; right side is a mirror image of the left-side,

FIG. 6 is a cross section taken along the line A–A′ in FIG. 4; and,

FIG. 7 is a cross section taken along the line B–B′ in FIG. 4. 

The ornamental design for a clinch bolt, as shown and described. 